1. Primary Function: This versatile rattle stick is designed to help you navigate special situations underwater, such as providing stability during impact. Simply insert the rod into any gap and secure it to stabilize your body. 2. Exceptional Craftsmanship: The bottom of the stick is finely polished for safety and ease of use. Its compact size (11.8 cm x 2.8 cm / 4.65 inches x 1.10 inches) makes it easy to carry, making it an excellent gift for diving enthusiasts. 3. Sleek Design: Constructed from durable metal, this rattle stick features a clip for easy attachment and a shaking device that produces a clear sound to capture attention. It includes a cover to silence the rattle when not in use, ensuring it is easy to hear underwater. 4. Versatile Applications: The rattle stick serves multiple purposes, including: - Knocking on gas bottles while diving to signal your presence. - Shaking the stick to create noise and draw attention from your diving partner. - Indicating direction or objects to your diving companion. - Interacting with small seabed creatures by replacing hand signals with the rattle stick. This product is ideal for divers seeking reliable communication tools and stability aids underwater, making it a practical addition to any diving gear.